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He distributed these early, non-portable devices to the homes of many in the deaf community in St. Louis, Missouri. He worked with others to establish a local telephone wake-up service. In the early 1970s, these small successes in St. Louis evolved into the nation's first local telephone relay system for the deaf. [4] [5]
A typical relay service conversation. A telecommunications relay service, also known as TRS, relay service, or IP-relay, or Web-based relay service, is an operator service that allows people who are deaf, hard of hearing, deafblind, or have a speech disorder to place calls to standard telephone users via a keyboard or assistive device.
Similar to Voice Carry Over Telephone (VCO), The Internet Protocol (IP) Relay Service is used by Deaf or Hard of Hearing people can use the phone, but sometimes they cannot hear and don't understand voices on the phone. IP relay is accessible through the internet and allows the person to communicate by text.
A video relay service (VRS), also sometimes known as a video interpreting service (VIS), is a video telecommunication service that allows deaf, hard-of-hearing, and speech-impaired (D-HOH-SI) individuals to communicate over video telephones and similar technologies with hearing people in real-time, via a sign language interpreter.
TDI (originally known as Telecommunications for the Deaf and Hard of Hearing, Inc.) is a 501(c)(3) nonprofit organization headquartered in Silver Spring, Maryland, and was founded in 1968. Its original purpose was to promote widespread distribution of telecommunications devices for the deaf (TTY) and publish a telephone directory of those that ...
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